Apple's Wifi router database: Surveilling the Masses with Wi-Fi-Based Positioning Systems (www.cs.umd.edu)
Apple’s huge database, which usually records the locations of Wi-Fi base stations to the nearest metre, has apparently been exploited without hindrance: With little effort, attackers are able to create a ‘global snapshot’ of all the location data of the WLANs recorded there. This allows them - over a longer period of time...